This is a foldable lunch box. It's recommended for sandwiches, rice balls, and more. It folds up for space-saving convenience! Size: Width: Approximately 14cm Depth: 11cm Height: 7cm (1cm when folded) Material: Plastic #Tammyyy_SHOP_List_of_Items_Here It hasn't been used often, but there is a sense of use. There are small stains on the lid, so please be sure to check the photos before purchasing. Please understand that this is a used item stored at home, and those who are looking for perfection or are very sensitive to details should refrain from purchasing. It is also listed elsewhere, so it may be deleted if it sells out. Thank you for your understanding. Purchases without comments are also welcome ^^